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<a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> com.google.code.sbt;
<a class="jxr_linenumber" name="2" href="#2">2</a>   
<a class="jxr_linenumber" name="3" href="#3">3</a>   <strong class="jxr_keyword">import</strong> org.apache.maven.plugin.AbstractMojo;
<a class="jxr_linenumber" name="4" href="#4">4</a>   <strong class="jxr_keyword">import</strong> org.apache.maven.plugin.MojoExecutionException;
<a class="jxr_linenumber" name="5" href="#5">5</a>   <strong class="jxr_keyword">import</strong> org.apache.maven.plugins.annotations.Mojo;
<a class="jxr_linenumber" name="6" href="#6">6</a>   <strong class="jxr_keyword">import</strong> org.apache.maven.plugins.annotations.Parameter;
<a class="jxr_linenumber" name="7" href="#7">7</a>   
<a class="jxr_linenumber" name="8" href="#8">8</a>   <strong class="jxr_keyword">import</strong> org.w3c.dom.Document;
<a class="jxr_linenumber" name="9" href="#9">9</a>   <strong class="jxr_keyword">import</strong> org.w3c.dom.Element;
<a class="jxr_linenumber" name="10" href="#10">10</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Node;
<a class="jxr_linenumber" name="11" href="#11">11</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.NodeList;
<a class="jxr_linenumber" name="12" href="#12">12</a>  <strong class="jxr_keyword">import</strong> org.xml.sax.SAXException;
<a class="jxr_linenumber" name="13" href="#13">13</a>  
<a class="jxr_linenumber" name="14" href="#14">14</a>  <strong class="jxr_keyword">import</strong> javax.xml.parsers.DocumentBuilder;
<a class="jxr_linenumber" name="15" href="#15">15</a>  <strong class="jxr_keyword">import</strong> javax.xml.parsers.DocumentBuilderFactory;
<a class="jxr_linenumber" name="16" href="#16">16</a>  <strong class="jxr_keyword">import</strong> javax.xml.parsers.ParserConfigurationException;
<a class="jxr_linenumber" name="17" href="#17">17</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="18" href="#18">18</a>  <strong class="jxr_keyword">import</strong> java.io.InputStream;
<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="22" href="#22">22</a>  
<a class="jxr_linenumber" name="23" href="#23">23</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="24" href="#24">24</a>  <em class="jxr_javadoccomment"> * Display help information on sbt-compiler-maven-plugin.&lt;br/&gt;</em>
<a class="jxr_linenumber" name="25" href="#25">25</a>  <em class="jxr_javadoccomment"> * Call &lt;code&gt;mvn sbt-compiler:help -Ddetail=true -Dgoal=&amp;lt;goal-name&amp;gt;&lt;/code&gt; to display parameter details.</em>
<a class="jxr_linenumber" name="26" href="#26">26</a>  <em class="jxr_javadoccomment"> * @author</em>
<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment"> * @version</em>
<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="29" href="#29">29</a>  @Mojo( name = <span class="jxr_string">"help"</span>, requiresProject = false, threadSafe = <strong class="jxr_keyword">true</strong> )
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../com/google/code/sbt/HelpMojo.html">HelpMojo</a>
<a class="jxr_linenumber" name="31" href="#31">31</a>      <strong class="jxr_keyword">extends</strong> AbstractMojo
<a class="jxr_linenumber" name="32" href="#32">32</a>  {
<a class="jxr_linenumber" name="33" href="#33">33</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment">     * If &lt;code&gt;true&lt;/code&gt;, display all settable properties for each goal.</em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>      @Parameter( property = <span class="jxr_string">"detail"</span>, defaultValue = <span class="jxr_string">"false"</span> )
<a class="jxr_linenumber" name="38" href="#38">38</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> detail;
<a class="jxr_linenumber" name="39" href="#39">39</a>  
<a class="jxr_linenumber" name="40" href="#40">40</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment">     * The name of the goal for which to show help. If unspecified, all goals will be displayed.</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>      @Parameter( property = <span class="jxr_string">"goal"</span> )
<a class="jxr_linenumber" name="45" href="#45">45</a>      <strong class="jxr_keyword">private</strong> java.lang.String goal;
<a class="jxr_linenumber" name="46" href="#46">46</a>  
<a class="jxr_linenumber" name="47" href="#47">47</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="48" href="#48">48</a>  <em class="jxr_javadoccomment">     * The maximum length of a display line, should be positive.</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>      @Parameter( property = <span class="jxr_string">"lineLength"</span>, defaultValue = <span class="jxr_string">"80"</span> )
<a class="jxr_linenumber" name="52" href="#52">52</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> lineLength;
<a class="jxr_linenumber" name="53" href="#53">53</a>  
<a class="jxr_linenumber" name="54" href="#54">54</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment">     * The number of spaces per indentation level, should be positive.</em>
<a class="jxr_linenumber" name="56" href="#56">56</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="57" href="#57">57</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="58" href="#58">58</a>      @Parameter( property = <span class="jxr_string">"indentSize"</span>, defaultValue = <span class="jxr_string">"2"</span> )
<a class="jxr_linenumber" name="59" href="#59">59</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> indentSize;
<a class="jxr_linenumber" name="60" href="#60">60</a>  
<a class="jxr_linenumber" name="61" href="#61">61</a>      <em class="jxr_comment">// groupId/artifactId/plugin-help.xml</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String PLUGIN_HELP_PATH = <span class="jxr_string">"/META-INF/maven/com.google.code.sbt-compiler-maven-plugin/sbt-compiler-maven-plugin/plugin-help.xml"</span>;
<a class="jxr_linenumber" name="63" href="#63">63</a>  
<a class="jxr_linenumber" name="64" href="#64">64</a>      <strong class="jxr_keyword">private</strong> Document build()
<a class="jxr_linenumber" name="65" href="#65">65</a>          <strong class="jxr_keyword">throws</strong> MojoExecutionException
<a class="jxr_linenumber" name="66" href="#66">66</a>      {
<a class="jxr_linenumber" name="67" href="#67">67</a>          getLog().debug( <span class="jxr_string">"load plugin-help.xml: "</span> + PLUGIN_HELP_PATH );
<a class="jxr_linenumber" name="68" href="#68">68</a>          InputStream is = getClass().getResourceAsStream( PLUGIN_HELP_PATH );
<a class="jxr_linenumber" name="69" href="#69">69</a>          <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="70" href="#70">70</a>          {
<a class="jxr_linenumber" name="71" href="#71">71</a>              DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
<a class="jxr_linenumber" name="72" href="#72">72</a>              DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
<a class="jxr_linenumber" name="73" href="#73">73</a>              <strong class="jxr_keyword">return</strong> dBuilder.parse( is );
<a class="jxr_linenumber" name="74" href="#74">74</a>          }
<a class="jxr_linenumber" name="75" href="#75">75</a>          <strong class="jxr_keyword">catch</strong> ( IOException e )
<a class="jxr_linenumber" name="76" href="#76">76</a>          {
<a class="jxr_linenumber" name="77" href="#77">77</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MojoExecutionException( e.getMessage(), e );
<a class="jxr_linenumber" name="78" href="#78">78</a>          }
<a class="jxr_linenumber" name="79" href="#79">79</a>          <strong class="jxr_keyword">catch</strong> ( ParserConfigurationException e )
<a class="jxr_linenumber" name="80" href="#80">80</a>          {
<a class="jxr_linenumber" name="81" href="#81">81</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MojoExecutionException( e.getMessage(), e );
<a class="jxr_linenumber" name="82" href="#82">82</a>          }
<a class="jxr_linenumber" name="83" href="#83">83</a>          <strong class="jxr_keyword">catch</strong> ( SAXException e )
<a class="jxr_linenumber" name="84" href="#84">84</a>          {
<a class="jxr_linenumber" name="85" href="#85">85</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MojoExecutionException( e.getMessage(), e );
<a class="jxr_linenumber" name="86" href="#86">86</a>          }
<a class="jxr_linenumber" name="87" href="#87">87</a>      }
<a class="jxr_linenumber" name="88" href="#88">88</a>  
<a class="jxr_linenumber" name="89" href="#89">89</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="90" href="#90">90</a>  <em class="jxr_javadoccomment">     * {@inheritDoc}</em>
<a class="jxr_linenumber" name="91" href="#91">91</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="92" href="#92">92</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> execute()
<a class="jxr_linenumber" name="93" href="#93">93</a>          <strong class="jxr_keyword">throws</strong> MojoExecutionException
<a class="jxr_linenumber" name="94" href="#94">94</a>      {
<a class="jxr_linenumber" name="95" href="#95">95</a>          <strong class="jxr_keyword">if</strong> ( lineLength &lt;= 0 )
<a class="jxr_linenumber" name="96" href="#96">96</a>          {
<a class="jxr_linenumber" name="97" href="#97">97</a>              getLog().warn( <span class="jxr_string">"The parameter 'lineLength' should be positive, using '80' as default."</span> );
<a class="jxr_linenumber" name="98" href="#98">98</a>              lineLength = 80;
<a class="jxr_linenumber" name="99" href="#99">99</a>          }
<a class="jxr_linenumber" name="100" href="#100">100</a>         <strong class="jxr_keyword">if</strong> ( indentSize &lt;= 0 )
<a class="jxr_linenumber" name="101" href="#101">101</a>         {
<a class="jxr_linenumber" name="102" href="#102">102</a>             getLog().warn( <span class="jxr_string">"The parameter 'indentSize' should be positive, using '2' as default."</span> );
<a class="jxr_linenumber" name="103" href="#103">103</a>             indentSize = 2;
<a class="jxr_linenumber" name="104" href="#104">104</a>         }
<a class="jxr_linenumber" name="105" href="#105">105</a> 
<a class="jxr_linenumber" name="106" href="#106">106</a>         Document doc = build();
<a class="jxr_linenumber" name="107" href="#107">107</a> 
<a class="jxr_linenumber" name="108" href="#108">108</a>         StringBuilder sb = <strong class="jxr_keyword">new</strong> StringBuilder();
<a class="jxr_linenumber" name="109" href="#109">109</a>         Node plugin = getSingleChild( doc, <span class="jxr_string">"plugin"</span> );
<a class="jxr_linenumber" name="110" href="#110">110</a> 
<a class="jxr_linenumber" name="111" href="#111">111</a> 
<a class="jxr_linenumber" name="112" href="#112">112</a>         String name = getValue( plugin, <span class="jxr_string">"name"</span> );
<a class="jxr_linenumber" name="113" href="#113">113</a>         String version = getValue( plugin, <span class="jxr_string">"version"</span> );
<a class="jxr_linenumber" name="114" href="#114">114</a>         String id = getValue( plugin, <span class="jxr_string">"groupId"</span> ) + <span class="jxr_string">":"</span> + getValue( plugin, <span class="jxr_string">"artifactId"</span> ) + <span class="jxr_string">":"</span> + version;
<a class="jxr_linenumber" name="115" href="#115">115</a>         <strong class="jxr_keyword">if</strong> ( isNotEmpty( name ) &amp;&amp; !name.contains( id ) )
<a class="jxr_linenumber" name="116" href="#116">116</a>         {
<a class="jxr_linenumber" name="117" href="#117">117</a>             append( sb, name + <span class="jxr_string">" "</span> + version, 0 );
<a class="jxr_linenumber" name="118" href="#118">118</a>         }
<a class="jxr_linenumber" name="119" href="#119">119</a>         <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="120" href="#120">120</a>         {
<a class="jxr_linenumber" name="121" href="#121">121</a>             <strong class="jxr_keyword">if</strong> ( isNotEmpty( name ) )
<a class="jxr_linenumber" name="122" href="#122">122</a>             {
<a class="jxr_linenumber" name="123" href="#123">123</a>                 append( sb, name, 0 );
<a class="jxr_linenumber" name="124" href="#124">124</a>             }
<a class="jxr_linenumber" name="125" href="#125">125</a>             <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="126" href="#126">126</a>             {
<a class="jxr_linenumber" name="127" href="#127">127</a>                 append( sb, id, 0 );
<a class="jxr_linenumber" name="128" href="#128">128</a>             }
<a class="jxr_linenumber" name="129" href="#129">129</a>         }
<a class="jxr_linenumber" name="130" href="#130">130</a>         append( sb, getValue( plugin, <span class="jxr_string">"description"</span> ), 1 );
<a class="jxr_linenumber" name="131" href="#131">131</a>         append( sb, <span class="jxr_string">""</span>, 0 );
<a class="jxr_linenumber" name="132" href="#132">132</a> 
<a class="jxr_linenumber" name="133" href="#133">133</a>         <em class="jxr_comment">//&lt;goalPrefix&gt;plugin&lt;/goalPrefix&gt;</em>
<a class="jxr_linenumber" name="134" href="#134">134</a>         String goalPrefix = getValue( plugin, <span class="jxr_string">"goalPrefix"</span> );
<a class="jxr_linenumber" name="135" href="#135">135</a> 
<a class="jxr_linenumber" name="136" href="#136">136</a>         Node mojos1 = getSingleChild( plugin, <span class="jxr_string">"mojos"</span> );
<a class="jxr_linenumber" name="137" href="#137">137</a> 
<a class="jxr_linenumber" name="138" href="#138">138</a>         List&lt;Node&gt; mojos = findNamedChild( mojos1, <span class="jxr_string">"mojo"</span> );
<a class="jxr_linenumber" name="139" href="#139">139</a> 
<a class="jxr_linenumber" name="140" href="#140">140</a>         <strong class="jxr_keyword">if</strong> ( goal == <strong class="jxr_keyword">null</strong> || goal.length() &lt;= 0 )
<a class="jxr_linenumber" name="141" href="#141">141</a>         {
<a class="jxr_linenumber" name="142" href="#142">142</a>             append( sb, <span class="jxr_string">"This plugin has "</span> + mojos.size() + ( mojos.size() &gt; 1 ? <span class="jxr_string">" goals:"</span> : <span class="jxr_string">" goal:"</span> ), 0 );
<a class="jxr_linenumber" name="143" href="#143">143</a>             append( sb, <span class="jxr_string">""</span>, 0 );
<a class="jxr_linenumber" name="144" href="#144">144</a>         }
<a class="jxr_linenumber" name="145" href="#145">145</a> 
<a class="jxr_linenumber" name="146" href="#146">146</a>         <strong class="jxr_keyword">for</strong> ( Node mojo : mojos )
<a class="jxr_linenumber" name="147" href="#147">147</a>         {
<a class="jxr_linenumber" name="148" href="#148">148</a>             writeGoal( sb, goalPrefix, (Element) mojo );
<a class="jxr_linenumber" name="149" href="#149">149</a>         }
<a class="jxr_linenumber" name="150" href="#150">150</a> 
<a class="jxr_linenumber" name="151" href="#151">151</a>         <strong class="jxr_keyword">if</strong> ( getLog().isInfoEnabled() )
<a class="jxr_linenumber" name="152" href="#152">152</a>         {
<a class="jxr_linenumber" name="153" href="#153">153</a>             getLog().info( sb.toString() );
<a class="jxr_linenumber" name="154" href="#154">154</a>         }
<a class="jxr_linenumber" name="155" href="#155">155</a>     }
<a class="jxr_linenumber" name="156" href="#156">156</a> 
<a class="jxr_linenumber" name="157" href="#157">157</a> 
<a class="jxr_linenumber" name="158" href="#158">158</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> isNotEmpty( String string )
<a class="jxr_linenumber" name="159" href="#159">159</a>     {
<a class="jxr_linenumber" name="160" href="#160">160</a>         <strong class="jxr_keyword">return</strong> string != <strong class="jxr_keyword">null</strong> &amp;&amp; string.length() &gt; 0;
<a class="jxr_linenumber" name="161" href="#161">161</a>     }
<a class="jxr_linenumber" name="162" href="#162">162</a> 
<a class="jxr_linenumber" name="163" href="#163">163</a>     <strong class="jxr_keyword">private</strong> String getValue( Node node, String elementName )
<a class="jxr_linenumber" name="164" href="#164">164</a>         <strong class="jxr_keyword">throws</strong> MojoExecutionException
<a class="jxr_linenumber" name="165" href="#165">165</a>     {
<a class="jxr_linenumber" name="166" href="#166">166</a>         <strong class="jxr_keyword">return</strong> getSingleChild( node, elementName ).getTextContent();
<a class="jxr_linenumber" name="167" href="#167">167</a>     }
<a class="jxr_linenumber" name="168" href="#168">168</a> 
<a class="jxr_linenumber" name="169" href="#169">169</a>     <strong class="jxr_keyword">private</strong> Node getSingleChild( Node node, String elementName )
<a class="jxr_linenumber" name="170" href="#170">170</a>         <strong class="jxr_keyword">throws</strong> MojoExecutionException
<a class="jxr_linenumber" name="171" href="#171">171</a>     {
<a class="jxr_linenumber" name="172" href="#172">172</a>         List&lt;Node&gt; namedChild = findNamedChild( node, elementName );
<a class="jxr_linenumber" name="173" href="#173">173</a>         <strong class="jxr_keyword">if</strong> ( namedChild.isEmpty() )
<a class="jxr_linenumber" name="174" href="#174">174</a>         {
<a class="jxr_linenumber" name="175" href="#175">175</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MojoExecutionException( <span class="jxr_string">"Could not find "</span> + elementName + <span class="jxr_string">" in plugin-help.xml"</span> );
<a class="jxr_linenumber" name="176" href="#176">176</a>         }
<a class="jxr_linenumber" name="177" href="#177">177</a>         <strong class="jxr_keyword">if</strong> ( namedChild.size() &gt; 1 )
<a class="jxr_linenumber" name="178" href="#178">178</a>         {
<a class="jxr_linenumber" name="179" href="#179">179</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MojoExecutionException( <span class="jxr_string">"Multiple "</span> + elementName + <span class="jxr_string">" in plugin-help.xml"</span> );
<a class="jxr_linenumber" name="180" href="#180">180</a>         }
<a class="jxr_linenumber" name="181" href="#181">181</a>         <strong class="jxr_keyword">return</strong> namedChild.get( 0 );
<a class="jxr_linenumber" name="182" href="#182">182</a>     }
<a class="jxr_linenumber" name="183" href="#183">183</a> 
<a class="jxr_linenumber" name="184" href="#184">184</a>     <strong class="jxr_keyword">private</strong> List&lt;Node&gt; findNamedChild( Node node, String elementName )
<a class="jxr_linenumber" name="185" href="#185">185</a>     {
<a class="jxr_linenumber" name="186" href="#186">186</a>         List&lt;Node&gt; result = <strong class="jxr_keyword">new</strong> ArrayList&lt;Node&gt;();
<a class="jxr_linenumber" name="187" href="#187">187</a>         NodeList childNodes = node.getChildNodes();
<a class="jxr_linenumber" name="188" href="#188">188</a>         <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> i = 0; i &lt; childNodes.getLength(); i++ )
<a class="jxr_linenumber" name="189" href="#189">189</a>         {
<a class="jxr_linenumber" name="190" href="#190">190</a>             Node item = childNodes.item( i );
<a class="jxr_linenumber" name="191" href="#191">191</a>             <strong class="jxr_keyword">if</strong> ( elementName.equals( item.getNodeName() ) )
<a class="jxr_linenumber" name="192" href="#192">192</a>             {
<a class="jxr_linenumber" name="193" href="#193">193</a>                 result.add( item );
<a class="jxr_linenumber" name="194" href="#194">194</a>             }
<a class="jxr_linenumber" name="195" href="#195">195</a>         }
<a class="jxr_linenumber" name="196" href="#196">196</a>         <strong class="jxr_keyword">return</strong> result;
<a class="jxr_linenumber" name="197" href="#197">197</a>     }
<a class="jxr_linenumber" name="198" href="#198">198</a> 
<a class="jxr_linenumber" name="199" href="#199">199</a>     <strong class="jxr_keyword">private</strong> Node findSingleChild( Node node, String elementName )
<a class="jxr_linenumber" name="200" href="#200">200</a>         <strong class="jxr_keyword">throws</strong> MojoExecutionException
<a class="jxr_linenumber" name="201" href="#201">201</a>     {
<a class="jxr_linenumber" name="202" href="#202">202</a>         List&lt;Node&gt; elementsByTagName = findNamedChild( node, elementName );
<a class="jxr_linenumber" name="203" href="#203">203</a>         <strong class="jxr_keyword">if</strong> ( elementsByTagName.isEmpty() )
<a class="jxr_linenumber" name="204" href="#204">204</a>         {
<a class="jxr_linenumber" name="205" href="#205">205</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="206" href="#206">206</a>         }
<a class="jxr_linenumber" name="207" href="#207">207</a>         <strong class="jxr_keyword">if</strong> ( elementsByTagName.size() &gt; 1 )
<a class="jxr_linenumber" name="208" href="#208">208</a>         {
<a class="jxr_linenumber" name="209" href="#209">209</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> MojoExecutionException( <span class="jxr_string">"Multiple "</span> + elementName + <span class="jxr_string">"in plugin-help.xml"</span> );
<a class="jxr_linenumber" name="210" href="#210">210</a>         }
<a class="jxr_linenumber" name="211" href="#211">211</a>         <strong class="jxr_keyword">return</strong> elementsByTagName.get( 0 );
<a class="jxr_linenumber" name="212" href="#212">212</a>     }
<a class="jxr_linenumber" name="213" href="#213">213</a> 
<a class="jxr_linenumber" name="214" href="#214">214</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> writeGoal( StringBuilder sb, String goalPrefix, Element mojo )
<a class="jxr_linenumber" name="215" href="#215">215</a>         <strong class="jxr_keyword">throws</strong> MojoExecutionException
<a class="jxr_linenumber" name="216" href="#216">216</a>     {
<a class="jxr_linenumber" name="217" href="#217">217</a>         String mojoGoal = getValue( mojo, <span class="jxr_string">"goal"</span> );
<a class="jxr_linenumber" name="218" href="#218">218</a>         Node configurationElement = findSingleChild( mojo, <span class="jxr_string">"configuration"</span> );
<a class="jxr_linenumber" name="219" href="#219">219</a> 		Node description = findSingleChild( mojo, <span class="jxr_string">"description"</span> );
<a class="jxr_linenumber" name="220" href="#220">220</a>         <strong class="jxr_keyword">if</strong> ( goal == <strong class="jxr_keyword">null</strong> || goal.length() &lt;= 0 || mojoGoal.equals( goal ) )
<a class="jxr_linenumber" name="221" href="#221">221</a>         {
<a class="jxr_linenumber" name="222" href="#222">222</a>             append( sb, goalPrefix + <span class="jxr_string">":"</span> + mojoGoal, 0 );
<a class="jxr_linenumber" name="223" href="#223">223</a>             Node deprecated = findSingleChild( mojo, <span class="jxr_string">"deprecated"</span> );
<a class="jxr_linenumber" name="224" href="#224">224</a>             <strong class="jxr_keyword">if</strong> ( ( deprecated != <strong class="jxr_keyword">null</strong> ) &amp;&amp; isNotEmpty( deprecated.getNodeValue() ) )
<a class="jxr_linenumber" name="225" href="#225">225</a>             {
<a class="jxr_linenumber" name="226" href="#226">226</a>                 append( sb, <span class="jxr_string">"Deprecated. "</span> + deprecated, 1 );
<a class="jxr_linenumber" name="227" href="#227">227</a>                 <strong class="jxr_keyword">if</strong> ( detail &amp;&amp; description != <strong class="jxr_keyword">null</strong> )
<a class="jxr_linenumber" name="228" href="#228">228</a>                 {
<a class="jxr_linenumber" name="229" href="#229">229</a>                     append( sb, <span class="jxr_string">""</span>, 0 );
<a class="jxr_linenumber" name="230" href="#230">230</a>                     append( sb, description.getTextContent(), 1 );
<a class="jxr_linenumber" name="231" href="#231">231</a>                 }
<a class="jxr_linenumber" name="232" href="#232">232</a>             }
<a class="jxr_linenumber" name="233" href="#233">233</a>             <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (description != <strong class="jxr_keyword">null</strong> )
<a class="jxr_linenumber" name="234" href="#234">234</a>             {
<a class="jxr_linenumber" name="235" href="#235">235</a>                 append( sb, description.getTextContent(), 1 );
<a class="jxr_linenumber" name="236" href="#236">236</a>             }
<a class="jxr_linenumber" name="237" href="#237">237</a>             append( sb, <span class="jxr_string">""</span>, 0 );
<a class="jxr_linenumber" name="238" href="#238">238</a> 
<a class="jxr_linenumber" name="239" href="#239">239</a>             <strong class="jxr_keyword">if</strong> ( detail )
<a class="jxr_linenumber" name="240" href="#240">240</a>             {
<a class="jxr_linenumber" name="241" href="#241">241</a>                 Node parametersNode = getSingleChild( mojo, <span class="jxr_string">"parameters"</span> );
<a class="jxr_linenumber" name="242" href="#242">242</a>                 List&lt;Node&gt; parameters = findNamedChild( parametersNode, <span class="jxr_string">"parameter"</span> );
<a class="jxr_linenumber" name="243" href="#243">243</a>                 append( sb, <span class="jxr_string">"Available parameters:"</span>, 1 );
<a class="jxr_linenumber" name="244" href="#244">244</a>                 append( sb, <span class="jxr_string">""</span>, 0 );
<a class="jxr_linenumber" name="245" href="#245">245</a> 
<a class="jxr_linenumber" name="246" href="#246">246</a>                 <strong class="jxr_keyword">for</strong> ( Node parameter : parameters )
<a class="jxr_linenumber" name="247" href="#247">247</a>                 {
<a class="jxr_linenumber" name="248" href="#248">248</a>                     writeParameter( sb, parameter, configurationElement );
<a class="jxr_linenumber" name="249" href="#249">249</a>                 }
<a class="jxr_linenumber" name="250" href="#250">250</a>             }
<a class="jxr_linenumber" name="251" href="#251">251</a>         }
<a class="jxr_linenumber" name="252" href="#252">252</a>     }
<a class="jxr_linenumber" name="253" href="#253">253</a> 
<a class="jxr_linenumber" name="254" href="#254">254</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> writeParameter( StringBuilder sb, Node parameter, Node configurationElement )
<a class="jxr_linenumber" name="255" href="#255">255</a>         <strong class="jxr_keyword">throws</strong> MojoExecutionException
<a class="jxr_linenumber" name="256" href="#256">256</a>     {
<a class="jxr_linenumber" name="257" href="#257">257</a>         String parameterName = getValue( parameter, <span class="jxr_string">"name"</span> );
<a class="jxr_linenumber" name="258" href="#258">258</a>         String parameterDescription = getValue( parameter, <span class="jxr_string">"description"</span> );
<a class="jxr_linenumber" name="259" href="#259">259</a> 
<a class="jxr_linenumber" name="260" href="#260">260</a>         Node fieldConfigurationElement = findSingleChild( configurationElement, parameterName );
<a class="jxr_linenumber" name="261" href="#261">261</a> 
<a class="jxr_linenumber" name="262" href="#262">262</a>         String parameterDefaultValue = <span class="jxr_string">""</span>;
<a class="jxr_linenumber" name="263" href="#263">263</a>         <strong class="jxr_keyword">if</strong> ( fieldConfigurationElement != <strong class="jxr_keyword">null</strong> &amp;&amp; fieldConfigurationElement.getNodeValue() != <strong class="jxr_keyword">null</strong> )
<a class="jxr_linenumber" name="264" href="#264">264</a>         {
<a class="jxr_linenumber" name="265" href="#265">265</a>             parameterDefaultValue = <span class="jxr_string">" (Default: "</span> + ((Element)fieldConfigurationElement).getAttribute( <span class="jxr_string">"default-value"</span> ) + <span class="jxr_string">")"</span>;
<a class="jxr_linenumber" name="266" href="#266">266</a>         }
<a class="jxr_linenumber" name="267" href="#267">267</a>         append( sb, parameterName + parameterDefaultValue, 2 );
<a class="jxr_linenumber" name="268" href="#268">268</a>         Node deprecated = findSingleChild( parameter, <span class="jxr_string">"deprecated"</span> );
<a class="jxr_linenumber" name="269" href="#269">269</a>         <strong class="jxr_keyword">if</strong> ( ( deprecated != <strong class="jxr_keyword">null</strong> ) &amp;&amp; isNotEmpty( deprecated.getNodeValue() ) )
<a class="jxr_linenumber" name="270" href="#270">270</a>         {
<a class="jxr_linenumber" name="271" href="#271">271</a>             append( sb, <span class="jxr_string">"Deprecated. "</span> + deprecated.getNodeValue(), 3 );
<a class="jxr_linenumber" name="272" href="#272">272</a>             append( sb, <span class="jxr_string">""</span>, 0 );
<a class="jxr_linenumber" name="273" href="#273">273</a>         }
<a class="jxr_linenumber" name="274" href="#274">274</a>         append( sb, parameterDescription, 3 );
<a class="jxr_linenumber" name="275" href="#275">275</a>         <strong class="jxr_keyword">if</strong> ( <span class="jxr_string">"true"</span>.equals( getValue( parameter, <span class="jxr_string">"required"</span> ) ) )
<a class="jxr_linenumber" name="276" href="#276">276</a>         {
<a class="jxr_linenumber" name="277" href="#277">277</a>             append( sb, <span class="jxr_string">"Required: Yes"</span>, 3 );
<a class="jxr_linenumber" name="278" href="#278">278</a>         }
<a class="jxr_linenumber" name="279" href="#279">279</a>         Node expression = findSingleChild( parameter, <span class="jxr_string">"expression"</span> );
<a class="jxr_linenumber" name="280" href="#280">280</a>         <strong class="jxr_keyword">if</strong> ( ( expression != <strong class="jxr_keyword">null</strong> ) &amp;&amp; isNotEmpty( expression.getNodeValue() ) )
<a class="jxr_linenumber" name="281" href="#281">281</a>         {
<a class="jxr_linenumber" name="282" href="#282">282</a>         	String property = getPropertyFromExpression( expression.getNodeValue() );
<a class="jxr_linenumber" name="283" href="#283">283</a>             append( sb, <span class="jxr_string">"User property: "</span> + property, 3 );
<a class="jxr_linenumber" name="284" href="#284">284</a>         }
<a class="jxr_linenumber" name="285" href="#285">285</a> 
<a class="jxr_linenumber" name="286" href="#286">286</a>         append( sb, <span class="jxr_string">""</span>, 0 );
<a class="jxr_linenumber" name="287" href="#287">287</a>     }
<a class="jxr_linenumber" name="288" href="#288">288</a> 
<a class="jxr_linenumber" name="289" href="#289">289</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="290" href="#290">290</a> <em class="jxr_javadoccomment">     * &lt;p&gt;Repeat a String &lt;code&gt;n&lt;/code&gt; times to form a new string.&lt;/p&gt;</em>
<a class="jxr_linenumber" name="291" href="#291">291</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="292" href="#292">292</a> <em class="jxr_javadoccomment">     * @param str    String to repeat</em>
<a class="jxr_linenumber" name="293" href="#293">293</a> <em class="jxr_javadoccomment">     * @param repeat number of times to repeat str</em>
<a class="jxr_linenumber" name="294" href="#294">294</a> <em class="jxr_javadoccomment">     * @return String with repeated String</em>
<a class="jxr_linenumber" name="295" href="#295">295</a> <em class="jxr_javadoccomment">     * @throws NegativeArraySizeException if &lt;code&gt;repeat &lt; 0&lt;/code&gt;</em>
<a class="jxr_linenumber" name="296" href="#296">296</a> <em class="jxr_javadoccomment">     * @throws NullPointerException       if str is &lt;code&gt;null&lt;/code&gt;</em>
<a class="jxr_linenumber" name="297" href="#297">297</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="298" href="#298">298</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> String repeat( String str, <strong class="jxr_keyword">int</strong> repeat )
<a class="jxr_linenumber" name="299" href="#299">299</a>     {
<a class="jxr_linenumber" name="300" href="#300">300</a>         StringBuilder buffer = <strong class="jxr_keyword">new</strong> StringBuilder( repeat * str.length() );
<a class="jxr_linenumber" name="301" href="#301">301</a> 
<a class="jxr_linenumber" name="302" href="#302">302</a>         <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> i = 0; i &lt; repeat; i++ )
<a class="jxr_linenumber" name="303" href="#303">303</a>         {
<a class="jxr_linenumber" name="304" href="#304">304</a>             buffer.append( str );
<a class="jxr_linenumber" name="305" href="#305">305</a>         }
<a class="jxr_linenumber" name="306" href="#306">306</a> 
<a class="jxr_linenumber" name="307" href="#307">307</a>         <strong class="jxr_keyword">return</strong> buffer.toString();
<a class="jxr_linenumber" name="308" href="#308">308</a>     }
<a class="jxr_linenumber" name="309" href="#309">309</a> 
<a class="jxr_linenumber" name="310" href="#310">310</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="311" href="#311">311</a> <em class="jxr_javadoccomment">     * Append a description to the buffer by respecting the indentSize and lineLength parameters.</em>
<a class="jxr_linenumber" name="312" href="#312">312</a> <em class="jxr_javadoccomment">     * &lt;b&gt;Note&lt;/b&gt;: The last character is always a new line.</em>
<a class="jxr_linenumber" name="313" href="#313">313</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="314" href="#314">314</a> <em class="jxr_javadoccomment">     * @param sb          The buffer to append the description, not &lt;code&gt;null&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="315" href="#315">315</a> <em class="jxr_javadoccomment">     * @param description The description, not &lt;code&gt;null&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="316" href="#316">316</a> <em class="jxr_javadoccomment">     * @param indent      The base indentation level of each line, must not be negative.</em>
<a class="jxr_linenumber" name="317" href="#317">317</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="318" href="#318">318</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> append( StringBuilder sb, String description, <strong class="jxr_keyword">int</strong> indent )
<a class="jxr_linenumber" name="319" href="#319">319</a>     {
<a class="jxr_linenumber" name="320" href="#320">320</a>         <strong class="jxr_keyword">for</strong> ( String line : toLines( description, indent, indentSize, lineLength ) )
<a class="jxr_linenumber" name="321" href="#321">321</a>         {
<a class="jxr_linenumber" name="322" href="#322">322</a>             sb.append( line ).append( '\n' );
<a class="jxr_linenumber" name="323" href="#323">323</a>         }
<a class="jxr_linenumber" name="324" href="#324">324</a>     }
<a class="jxr_linenumber" name="325" href="#325">325</a> 
<a class="jxr_linenumber" name="326" href="#326">326</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="327" href="#327">327</a> <em class="jxr_javadoccomment">     * Splits the specified text into lines of convenient display length.</em>
<a class="jxr_linenumber" name="328" href="#328">328</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="329" href="#329">329</a> <em class="jxr_javadoccomment">     * @param text       The text to split into lines, must not be &lt;code&gt;null&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="330" href="#330">330</a> <em class="jxr_javadoccomment">     * @param indent     The base indentation level of each line, must not be negative.</em>
<a class="jxr_linenumber" name="331" href="#331">331</a> <em class="jxr_javadoccomment">     * @param indentSize The size of each indentation, must not be negative.</em>
<a class="jxr_linenumber" name="332" href="#332">332</a> <em class="jxr_javadoccomment">     * @param lineLength The length of the line, must not be negative.</em>
<a class="jxr_linenumber" name="333" href="#333">333</a> <em class="jxr_javadoccomment">     * @return The sequence of display lines, never &lt;code&gt;null&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="334" href="#334">334</a> <em class="jxr_javadoccomment">     * @throws NegativeArraySizeException if &lt;code&gt;indent &lt; 0&lt;/code&gt;</em>
<a class="jxr_linenumber" name="335" href="#335">335</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="336" href="#336">336</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> List&lt;String&gt; toLines( String text, <strong class="jxr_keyword">int</strong> indent, <strong class="jxr_keyword">int</strong> indentSize, <strong class="jxr_keyword">int</strong> lineLength )
<a class="jxr_linenumber" name="337" href="#337">337</a>     {
<a class="jxr_linenumber" name="338" href="#338">338</a>         List&lt;String&gt; lines = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
<a class="jxr_linenumber" name="339" href="#339">339</a> 
<a class="jxr_linenumber" name="340" href="#340">340</a>         String ind = repeat( <span class="jxr_string">"\t"</span>, indent );
<a class="jxr_linenumber" name="341" href="#341">341</a> 
<a class="jxr_linenumber" name="342" href="#342">342</a>         String[] plainLines = text.split( <span class="jxr_string">"(\r\n)|(\r)|(\n)"</span> );
<a class="jxr_linenumber" name="343" href="#343">343</a> 
<a class="jxr_linenumber" name="344" href="#344">344</a>         <strong class="jxr_keyword">for</strong> ( String plainLine : plainLines )
<a class="jxr_linenumber" name="345" href="#345">345</a>         {
<a class="jxr_linenumber" name="346" href="#346">346</a>             toLines( lines, ind + plainLine, indentSize, lineLength );
<a class="jxr_linenumber" name="347" href="#347">347</a>         }
<a class="jxr_linenumber" name="348" href="#348">348</a> 
<a class="jxr_linenumber" name="349" href="#349">349</a>         <strong class="jxr_keyword">return</strong> lines;
<a class="jxr_linenumber" name="350" href="#350">350</a>     }
<a class="jxr_linenumber" name="351" href="#351">351</a> 
<a class="jxr_linenumber" name="352" href="#352">352</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="353" href="#353">353</a> <em class="jxr_javadoccomment">     * Adds the specified line to the output sequence, performing line wrapping if necessary.</em>
<a class="jxr_linenumber" name="354" href="#354">354</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="355" href="#355">355</a> <em class="jxr_javadoccomment">     * @param lines      The sequence of display lines, must not be &lt;code&gt;null&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="356" href="#356">356</a> <em class="jxr_javadoccomment">     * @param line       The line to add, must not be &lt;code&gt;null&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="357" href="#357">357</a> <em class="jxr_javadoccomment">     * @param indentSize The size of each indentation, must not be negative.</em>
<a class="jxr_linenumber" name="358" href="#358">358</a> <em class="jxr_javadoccomment">     * @param lineLength The length of the line, must not be negative.</em>
<a class="jxr_linenumber" name="359" href="#359">359</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="360" href="#360">360</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> toLines( List&lt;String&gt; lines, String line, <strong class="jxr_keyword">int</strong> indentSize, <strong class="jxr_keyword">int</strong> lineLength )
<a class="jxr_linenumber" name="361" href="#361">361</a>     {
<a class="jxr_linenumber" name="362" href="#362">362</a>         <strong class="jxr_keyword">int</strong> lineIndent = getIndentLevel( line );
<a class="jxr_linenumber" name="363" href="#363">363</a>         StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder( 256 );
<a class="jxr_linenumber" name="364" href="#364">364</a> 
<a class="jxr_linenumber" name="365" href="#365">365</a>         String[] tokens = line.split( <span class="jxr_string">" +"</span> );
<a class="jxr_linenumber" name="366" href="#366">366</a> 
<a class="jxr_linenumber" name="367" href="#367">367</a>         <strong class="jxr_keyword">for</strong> ( String token : tokens )
<a class="jxr_linenumber" name="368" href="#368">368</a>         {
<a class="jxr_linenumber" name="369" href="#369">369</a>             <strong class="jxr_keyword">if</strong> ( buf.length() &gt; 0 )
<a class="jxr_linenumber" name="370" href="#370">370</a>             {
<a class="jxr_linenumber" name="371" href="#371">371</a>                 <strong class="jxr_keyword">if</strong> ( buf.length() + token.length() &gt;= lineLength )
<a class="jxr_linenumber" name="372" href="#372">372</a>                 {
<a class="jxr_linenumber" name="373" href="#373">373</a>                     lines.add( buf.toString() );
<a class="jxr_linenumber" name="374" href="#374">374</a>                     buf.setLength( 0 );
<a class="jxr_linenumber" name="375" href="#375">375</a>                     buf.append( repeat( <span class="jxr_string">" "</span>, lineIndent * indentSize ) );
<a class="jxr_linenumber" name="376" href="#376">376</a>                 }
<a class="jxr_linenumber" name="377" href="#377">377</a>                 <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="378" href="#378">378</a>                 {
<a class="jxr_linenumber" name="379" href="#379">379</a>                     buf.append( ' ' );
<a class="jxr_linenumber" name="380" href="#380">380</a>                 }
<a class="jxr_linenumber" name="381" href="#381">381</a>             }
<a class="jxr_linenumber" name="382" href="#382">382</a> 
<a class="jxr_linenumber" name="383" href="#383">383</a>             <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> j = 0; j &lt; token.length(); j++ )
<a class="jxr_linenumber" name="384" href="#384">384</a>             {
<a class="jxr_linenumber" name="385" href="#385">385</a>                 <strong class="jxr_keyword">char</strong> c = token.charAt( j );
<a class="jxr_linenumber" name="386" href="#386">386</a>                 <strong class="jxr_keyword">if</strong> ( c == '\t' )
<a class="jxr_linenumber" name="387" href="#387">387</a>                 {
<a class="jxr_linenumber" name="388" href="#388">388</a>                     buf.append( repeat( <span class="jxr_string">" "</span>, indentSize - buf.length() % indentSize ) );
<a class="jxr_linenumber" name="389" href="#389">389</a>                 }
<a class="jxr_linenumber" name="390" href="#390">390</a>                 <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> ( c == '\u00A0' )
<a class="jxr_linenumber" name="391" href="#391">391</a>                 {
<a class="jxr_linenumber" name="392" href="#392">392</a>                     buf.append( ' ' );
<a class="jxr_linenumber" name="393" href="#393">393</a>                 }
<a class="jxr_linenumber" name="394" href="#394">394</a>                 <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="395" href="#395">395</a>                 {
<a class="jxr_linenumber" name="396" href="#396">396</a>                     buf.append( c );
<a class="jxr_linenumber" name="397" href="#397">397</a>                 }
<a class="jxr_linenumber" name="398" href="#398">398</a>             }
<a class="jxr_linenumber" name="399" href="#399">399</a>         }
<a class="jxr_linenumber" name="400" href="#400">400</a>         lines.add( buf.toString() );
<a class="jxr_linenumber" name="401" href="#401">401</a>     }
<a class="jxr_linenumber" name="402" href="#402">402</a> 
<a class="jxr_linenumber" name="403" href="#403">403</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="404" href="#404">404</a> <em class="jxr_javadoccomment">     * Gets the indentation level of the specified line.</em>
<a class="jxr_linenumber" name="405" href="#405">405</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="406" href="#406">406</a> <em class="jxr_javadoccomment">     * @param line The line whose indentation level should be retrieved, must not be &lt;code&gt;null&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="407" href="#407">407</a> <em class="jxr_javadoccomment">     * @return The indentation level of the line.</em>
<a class="jxr_linenumber" name="408" href="#408">408</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="409" href="#409">409</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> getIndentLevel( String line )
<a class="jxr_linenumber" name="410" href="#410">410</a>     {
<a class="jxr_linenumber" name="411" href="#411">411</a>         <strong class="jxr_keyword">int</strong> level = 0;
<a class="jxr_linenumber" name="412" href="#412">412</a>         <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> i = 0; i &lt; line.length() &amp;&amp; line.charAt( i ) == '\t'; i++ )
<a class="jxr_linenumber" name="413" href="#413">413</a>         {
<a class="jxr_linenumber" name="414" href="#414">414</a>             level++;
<a class="jxr_linenumber" name="415" href="#415">415</a>         }
<a class="jxr_linenumber" name="416" href="#416">416</a>         <strong class="jxr_keyword">for</strong> ( <strong class="jxr_keyword">int</strong> i = level + 1; i &lt;= level + 4 &amp;&amp; i &lt; line.length(); i++ )
<a class="jxr_linenumber" name="417" href="#417">417</a>         {
<a class="jxr_linenumber" name="418" href="#418">418</a>             <strong class="jxr_keyword">if</strong> ( line.charAt( i ) == '\t' )
<a class="jxr_linenumber" name="419" href="#419">419</a>             {
<a class="jxr_linenumber" name="420" href="#420">420</a>                 level++;
<a class="jxr_linenumber" name="421" href="#421">421</a>                 <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="422" href="#422">422</a>             }
<a class="jxr_linenumber" name="423" href="#423">423</a>         }
<a class="jxr_linenumber" name="424" href="#424">424</a>         <strong class="jxr_keyword">return</strong> level;
<a class="jxr_linenumber" name="425" href="#425">425</a>     }
<a class="jxr_linenumber" name="426" href="#426">426</a>     
<a class="jxr_linenumber" name="427" href="#427">427</a>     <strong class="jxr_keyword">private</strong> String getPropertyFromExpression( String expression )
<a class="jxr_linenumber" name="428" href="#428">428</a>     {
<a class="jxr_linenumber" name="429" href="#429">429</a>         <strong class="jxr_keyword">if</strong> ( expression != <strong class="jxr_keyword">null</strong> &amp;&amp; expression.startsWith( <span class="jxr_string">"${"</span> ) &amp;&amp; expression.endsWith( <span class="jxr_string">"}"</span> )
<a class="jxr_linenumber" name="430" href="#430">430</a>             &amp;&amp; !expression.substring( 2 ).contains( <span class="jxr_string">"${"</span> ) )
<a class="jxr_linenumber" name="431" href="#431">431</a>         {
<a class="jxr_linenumber" name="432" href="#432">432</a>             <em class="jxr_comment">// expression="${xxx}" -&gt; property="xxx"</em>
<a class="jxr_linenumber" name="433" href="#433">433</a>             <strong class="jxr_keyword">return</strong> expression.substring( 2, expression.length() - 1 );
<a class="jxr_linenumber" name="434" href="#434">434</a>         }
<a class="jxr_linenumber" name="435" href="#435">435</a>         <em class="jxr_comment">// no property can be extracted</em>
<a class="jxr_linenumber" name="436" href="#436">436</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="437" href="#437">437</a>     }
<a class="jxr_linenumber" name="438" href="#438">438</a> }
</pre>
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